Contact a Hattie Larlham job recruiter with Hattie Larlham employment questions. Please review Hattie Larlham's employee expectations. Hattie Larlham provides health care services to children and adults with developmental disabilities. Qualified job candidates are required to take and pass a drug and alcohol screen, a criminal background check and a two-step tuberculosis test prior to employment. Hattie Larlham requires job applicants have, at a minumum, a high school diploma or GED, a valid driver’s license or state ID and be able to lift between 35 and 60 pounds.